Mitsubishi Electric PUHY-(E)P300, Service Handbook

Page: 127 / 302

[
VIII
Test Run Mode ]
- 118 -
HWE07010 GB
(2) Heating operation
Operation
Outdoor unit model
PUHY-P200YHM-A PUHY-P250YHM-A
Operating
conditions
Ambient
tempera-
ture
Indoor
DB/WB
20°C/ - [68°F/ - ] 20°C/ - [68°F/ - ]
Outdoor
7°C/6°C [45°F/43°F] 7°C/6°C [45°F/43°F]
Indoor
unit
No. of connected
units
Unit
2 2
No. of units in opera-
tion 2 2
Model - 100/100 125/125
Piping
Main pipe
m [ft]
5 [16-3/8 ] 5 [16-3/8 ]
Branch pipe 10 [32-3/4 ] 10 [32-3/4 ]
Total pipe length 25 [82] 25 [82]
Fan speed - Hi Hi
Amount of refrigerant
kg
[lbs-oz] 11 [24] 11 [24]
Outdoor
unit
Electric current A 9.6 12.5
Voltage V 400 400
Compressor frequency Hz 53 71
LEV open-
ing
Indoor unit
Pulse
332/332 406/406
SC (LEV1) 0 0
LEV2 - -
Pressure
High pressure (after O/S)/low
pressure (before accumulator)
MPa
[psi] 2.81/0.66 [408/96] 2.85/0.61 [413/88]
Temp. of
each sec-
tion
Outdoor
unit
Discharge (TH4)
°C [°F]
82 [180] 82 [180]
Heat exchanger out-
let (TH3) -2 [28] -2 [28]
Accumulator inlet -2 [28] -2 [28]
Accumulator outlet -2 [28] -2 [28]
Compressor inlet -2 [28] -2 [28]
Compressor shell
bottom 40 [104] 40 [104]
Indoor
unit
LEV inlet 37 [99] 38 [100]
Heat exchanger
outlet 80 [176] 80 [176]